<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>404 Page</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            margin: 0;
        }

        h1 {
            font-size: 4rem;
            color: red;
        }

        p {
            font-size: 1rem;
            color: gray;
        }
    </style>
</head>
<body>
    <h1>404</h1>
    <p>页面未找到。请检查您的链接或尝试其他页面。</p>
</body>
</html>
